Patents by Inventor Xiguang ZHENG
Xiguang ZHENG has filed for patents to protect the following inventions. This listing includes patent applications that are pending as well as patents that have already been granted by the United States Patent and Trademark Office (USPTO).
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Patent number: 11902762Abstract: Example embodiments disclosed herein relate to orientation-aware surround sound playback. A method for processing audio on an electronic device that includes a plurality of loudspeakers is disclosed, the loudspeakers arranged in more than one dimension of the electronic device. The method includes, responsive to receipt of a plurality of received audio streams, generating a rendering component associated with the plurality of received audio streams, determining an orientation dependent component of the rendering component, processing the rendering component by updating the orientation dependent component according to an orientation of the loudspeakers and dispatching the received audio streams to the plurality of loudspeakers for playback based on the processed rendering component. Corresponding system and computer program products are also disclosed.Type: GrantFiled: May 4, 2022Date of Patent: February 13, 2024Assignee: Dolby Laboratories Licensing CorporationInventors: Xuejing Sun, Guilin Ma, Xiguang Zheng
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Publication number: 20230362572Abstract: Disclosed are a method for spatial audio reproduction based on D-RIRs includes: selecting measurement points around a listener based on the location of the listener; calculating a D-RIR for the location of the listener based on D-RIRs for the measurement points around the listener; and reproducing spatial audio at the location of the listener based on the D-RIR at the location of the listener.Type: ApplicationFiled: February 10, 2023Publication date: November 9, 2023Applicant: Electronics and Telecommunications Research InstituteInventors: Dae Young JANG, Jiahong Zhao, Xiguang Zheng, Christian Ritz
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Publication number: 20230328469Abstract: The present disclosure relates to reverberation generation for headphone virtualization. A method of generating one or more components of a binaural room impulse response (BRIR) for headphone virtualization is described. In the method, directionally-controlled reflections are generated, wherein directionally-controlled reflections impart a desired perceptual cue to an audio input signal corresponding to a sound source location. Then at least the generated reflections are combined to obtain the one or more components of the BRIR. Corresponding system and computer program products are described as well.Type: ApplicationFiled: April 28, 2023Publication date: October 12, 2023Applicant: Dolby Laboratories Licensing CorporationInventors: Louis D. Fielder, Zhiwei Shuang, Grant A. Davidson, Xiguang Zheng, Mark S. Vinton
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Patent number: 11671779Abstract: The present disclosure relates to reverberation generation for headphone virtualization. A method of generating one or more components of a binaural room impulse response (BRIR) for headphone virtualization is described. In the method, directionally-controlled reflections are generated, wherein directionally-controlled reflections impart a desired perceptual cue to an audio input signal corresponding to a sound source location. Then at least the generated reflections are combined to obtain the one or more components of the BRIR. Corresponding system and computer program products are described as well.Type: GrantFiled: October 4, 2021Date of Patent: June 6, 2023Assignee: DOLBY LABORATORIES LICENSING CORPORATIONInventors: Louis D. Fielder, Zhiwei Shuang, Grant A. Davidson, Xiguang Zheng, Mark S. Vinton
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Patent number: 11636836Abstract: Provided is a method for processing audio including: acquiring an accompaniment audio signal and a voice signal of a current to-be-processed musical composition; determining a target reverberation intensity parameter value of the acquired accompaniment audio signal, wherein the target reverberation intensity parameter value is configured to indicate a rhythm speed, an accompaniment type, and a performance score of a singer of the current to-be-processed musical composition; and reverberating the acquired vocal signal based on the target reverberation intensity parameter value.Type: GrantFiled: March 23, 2022Date of Patent: April 25, 2023Assignee: BEIJING DAJIA INTERNET INFORMATION TECHNOLOGY CO., LTD.Inventors: Xiguang Zheng, Chen Zhang
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Publication number: 20230070037Abstract: A method for processing an audio signal and an electronic device, relate to the field of audio and video technology. The method includes: detecting beat information of the audio signal; and obtaining virtual surround sound for the audio signal by performing a convolution operation on a head-related transfer function and the audio signal based on the beat information of the audio signal.Type: ApplicationFiled: August 30, 2022Publication date: March 9, 2023Inventors: Xinyue FAN, Chen ZHANG, Xiguang ZHENG
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Publication number: 20220264224Abstract: Example embodiments disclosed herein relate to orientation-aware surround sound playback. A method for processing audio on an electronic device that includes a plurality of loudspeakers is disclosed, the loudspeakers arranged in more than one dimension of the electronic device. The method includes, responsive to receipt of a plurality of received audio streams, generating a rendering component associated with the plurality of received audio streams, determining an orientation dependent component of the rendering component, processing the rendering component by updating the orientation dependent component according to an orientation of the loudspeakers and dispatching the received audio streams to the plurality of loudspeakers for playback based on the processed rendering component. Corresponding system and computer program products are also disclosed.Type: ApplicationFiled: May 4, 2022Publication date: August 18, 2022Applicant: Dolby Laboratories Licensing CorporationInventors: Xuejing SUN, Guilin MA, Xiguang ZHENG
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Publication number: 20220215821Abstract: Provided is a method for processing audio including: acquiring an accompaniment audio signal and a voice signal of a current to-be-processed musical composition; determining a target reverberation intensity parameter value of the acquired accompaniment audio signal, wherein the target reverberation intensity parameter value is configured to indicate a rhythm speed, an accompaniment type, and a performance score of a singer of the current to-be-processed musical composition; and reverberating the acquired vocal signal based on the target reverberation intensity parameter value.Type: ApplicationFiled: March 23, 2022Publication date: July 7, 2022Inventors: Xiguang ZHENG, Chen ZHANG
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Patent number: 11330372Abstract: Example embodiments disclosed herein relate to orientation-aware surround sound playback. A method for processing audio on an electronic device that includes a plurality of loudspeakers is disclosed, the loudspeakers arranged in more than one dimension of the electronic device. The method includes, responsive to receipt of a plurality of received audio streams, generating a rendering component associated with the plurality of received audio streams, determining an orientation dependent component of the rendering component, processing the rendering component by updating the orientation dependent component according to an orientation of the loudspeakers and dispatching the received audio streams to the plurality of loudspeakers for playback based on the processed rendering component. Corresponding system and computer program products are also disclosed.Type: GrantFiled: November 19, 2020Date of Patent: May 10, 2022Assignee: Dolby Laboratories Licensing CorporationInventors: Xuejing Sun, Guilin Ma, Xiguang Zheng
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Publication number: 20220103959Abstract: The present disclosure relates to reverberation generation for headphone virtualization. A method of generating one or more components of a binaural room impulse response (BRIR) for headphone virtualization is described. In the method, directionally-controlled reflections are generated, wherein directionally-controlled reflections impart a desired perceptual cue to an audio input signal corresponding to a sound source location. Then at least the generated reflections are combined to obtain the one or more components of the BRIR. Corresponding system and computer program products are described as well.Type: ApplicationFiled: October 4, 2021Publication date: March 31, 2022Applicant: DOLBY LABORATORIES LICENSING CORPORATIONInventors: Louis D. Fielder, Zhiwei Shuang, Grant A. Davidson, Xiguang Zheng, Mark S. Vinton
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Publication number: 20220020383Abstract: Provided is a method for adding watermark information. The method includes: acquiring M first audio signal frames in a first audio signal; acquiring N watermark information items in watermark information; determining M*N adding parameters; acquiring M second audio signal frames added with the watermark information based on the M*N adding parameters; and determining a second audio signal based on the M second signal frames added with the watermark information.Type: ApplicationFiled: September 29, 2021Publication date: January 20, 2022Inventors: Chen ZHANG, Xiguang ZHENG, Liang GUO
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Patent number: 11140501Abstract: The present disclosure relates to reverberation generation for headphone virtualization. A method of generating one or more components of a binaural room impulse response (BRIR) for headphone virtualization is described. In the method, directionally-controlled reflections are generated, wherein directionally-controlled reflections impart a desired perceptual cue to an audio input signal corresponding to a sound source location. Then at least the generated reflections are combined to obtain the one or more components of the BRIR. Corresponding system and computer program products are described as well.Type: GrantFiled: August 6, 2020Date of Patent: October 5, 2021Assignee: Dolby Laboratories Licensing CorporationInventors: Louis D. Fielder, Zhiwei Shuang, Grant A. Davidson, Xiguang Zheng, Mark S. Vinton
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Publication number: 20210092523Abstract: Example embodiments disclosed herein relate to orientation-aware surround sound playback. A method for processing audio on an electronic device that includes a plurality of loudspeakers is disclosed, the loudspeakers arranged in more than one dimension of the electronic device. The method includes, responsive to receipt of a plurality of received audio streams, generating a rendering component associated with the plurality of received audio streams, determining an orientation dependent component of the rendering component, processing the rendering component by updating the orientation dependent component according to an orientation of the loudspeakers and dispatching the received audio streams to the plurality of loudspeakers for playback based on the processed rendering component. Corresponding system and computer program products are also disclosed.Type: ApplicationFiled: November 19, 2020Publication date: March 25, 2021Applicant: Dolby Laboratories Licensing CorporationInventors: Xuejing SUN, Guilin MA, Xiguang ZHENG
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Patent number: 10848873Abstract: Example embodiments disclosed herein relate to orientation-aware surround sound playback. A method for processing audio on an electronic device that includes a plurality of loudspeakers is disclosed, the loudspeakers arranged in more than one dimension of the electronic device. The method includes, responsive to receipt of a plurality of received audio streams, generating a rendering component associated with the plurality of received audio streams, determining an orientation dependent component of the rendering component, processing the rendering component by updating the orientation dependent component according to an orientation of the loudspeakers and dispatching the received audio streams to the plurality of loudspeakers for playback based on the processed rendering component. Corresponding system and computer program products are also disclosed.Type: GrantFiled: July 22, 2019Date of Patent: November 24, 2020Assignee: Dolby Laboratories Licensing CorporationInventors: Xuejing Sun, Guilin Ma, Xiguang Zheng
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Publication number: 20200367003Abstract: The present disclosure relates to reverberation generation for headphone virtualization. A method of generating one or more components of a binaural room impulse response (BRIR) for headphone virtualization is described. In the method, directionally-controlled reflections are generated, wherein directionally-controlled reflections impart a desired perceptual cue to an audio input signal corresponding to a sound source location. Then at least the generated reflections are combined to obtain the one or more components of the BRIR. Corresponding system and computer program products are described as well.Type: ApplicationFiled: August 6, 2020Publication date: November 19, 2020Applicant: DOLBY LABORATORIES LICENSING CORPORATIONInventors: Louis D. Fielder, Zhiwei Shuang, Grant A. Davidson, Xiguang Zheng, Mark S. Vinton
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Publication number: 20200266788Abstract: Example embodiments disclosed herein relate to audio signal loudness control. A method for controlling loudness of an audio signal is disclosed. The method includes responsive to determining presence of a noise signal, deriving a target partial loudness adjustment based, at least in part, on at least one of a first factor related to the noise signal and a second factor related to the audio signal. The method further includes determining a target partial loudness of the audio signal based, at least in part, on the target partial loudness adjustment. Corresponding system, apparatus and computer program product are also disclosed.Type: ApplicationFiled: March 3, 2020Publication date: August 20, 2020Applicant: Dolby Laboratories Licensing CorporationInventors: Guilin MA, Xiguang ZHENG
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Patent number: 10750306Abstract: The present disclosure relates to reverberation generation for headphone virtualization. A method of generating one or more components of a binaural room impulse response (BRIR) for headphone virtualization is described. In the method, directionally-controlled reflections are generated, wherein directionally-controlled reflections impart a desired perceptual cue to an audio input signal corresponding to a sound source location. Then at least the generated reflections are combined to obtain the one or more components of the BRIR. Corresponding system and computer program products are described as well.Type: GrantFiled: July 12, 2019Date of Patent: August 18, 2020Assignee: Dolby Laboratories Licensing CorporationInventors: Louis D. Fielder, Zhiwei Shuang, Grant A. Davidson, Xiguang Zheng, Mark S. Vinton
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Patent number: 10594283Abstract: Example embodiments disclosed herein relate to audio signal loudness control. A method for controlling loudness of an audio signal is disclosed. The method includes responsive to determining presence of a noise signal, deriving a target partial loudness adjustment based, at least in part, on at least one of a first factor related to the noise signal and a second factor related to the audio signal. The method further includes determining a target partial loudness of the audio signal based, at least in part, on the target partial loudness adjustment. Corresponding system, apparatus and computer program product are also disclosed.Type: GrantFiled: May 22, 2015Date of Patent: March 17, 2020Assignee: Dolby Laboratories Licensing CorporationInventors: Guilin Ma, Xiguang Zheng
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Publication number: 20190349684Abstract: Example embodiments disclosed herein relate to orientation-aware surround sound playback. A method for processing audio on an electronic device that includes a plurality of loudspeakers is disclosed, the loudspeakers arranged in more than one dimension of the electronic device. The method includes, responsive to receipt of a plurality of received audio streams, generating a rendering component associated with the plurality of received audio streams, determining an orientation dependent component of the rendering component, processing the rendering component by updating the orientation dependent component according to an orientation of the loudspeakers and dispatching the received audio streams to the plurality of loudspeakers for playback based on the processed rendering component. Corresponding system and computer program products are also disclosed.Type: ApplicationFiled: July 22, 2019Publication date: November 14, 2019Applicant: Dolby Laboratories Licensing CorporationInventors: Xuejing SUN, Guilin MA, Xiguang ZHENG
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Patent number: D996401Type: GrantFiled: July 14, 2022Date of Patent: August 22, 2023Assignee: Beijing Dajia Internet Information Technology Co., Ltd.Inventors: Runqiang Han, Chen Zhang, Xinliang Lv, Xiguang Zheng, Qiong Yan, Qiao Han